Configuration manual

High Availability | 395

High Availability

High Availability is supported on platforms: c e s

High availability is a collection of features that preserves system continuity by maximizing uptime and

minimizing packet loss during system disruptions.

To support all the features within the HA collection, you should have the latest boot code. The following

table lists the boot code requirements as of this FTOS release.

The features in this collection are:

• Component Redundancy on page 396

• Online Insertion and Removal on page 403

• Hitless Behavior on page 405

• Graceful Restart on page 406

• Software Resiliency on page 406

• Warm Upgrade on page 409

• Hot-lock Behavior on page 409

• In-Service Modular Hot-Fixes

• Process Restartability

Component Boot Code

E-Series TeraScale RPM 2.4.2.1

E-Series TeraScale Line Card 2.3.2.1

E-Series ExaScale RPM 2.5.1.9

E-Series ExaScale Line Card 2.9.1.1

C-Series RPM 2.7.1.1

C-Series Line Card 2.6.0.2

S-Series RPM 2.8.2.0

S-Series Line Card 2.8.2.0